Senior Internal Auditor

About This Role The Senior Internal Auditor plays a key role in strengthening Biogen’s risk management, governance, and internal control environment, while gaining broad exposure to the processes and building an understanding of Biogen’s business objectives, operating model and industry environment. This role goes beyond routine testing and enables the Senior Auditor to develop strong technical skills, sound judgment, and a business‑oriented perspective.As part of a high‑performing Internal Audit team, you will execute risk‑based audits, work closely with Audit Management and business stakeholders, and contribute practical insights that support informed decision‑making and continuous improvement across the organization. This role is well-suited for professionals seeking to deepen audit judgment, gain broad business exposure, and build a foundation for future growth within Internal Audit or the life sciences industry. What You'll DoExecute financial, operational, IT, and compliance audits from planning through reporting under the direction of Audit Management, with ownership of assigned audit areas, testing, and deliverablesApply a risk‑based approach to identify key risks, evaluate control design and operating effectiveness, and assess process performance in alignment with Internal Audit standardsLead interviews and walkthroughs for assigned areas; document process understanding, risks, and controls with clear traceabilityPerform audit procedures (including analytics‑enabled testing), identify control gaps and root causes, and draft clear, evidence‑based observations and recommendations for management reviewSupport audit reporting by contributing concise, actionable write‑ups and ensuring workpapers support conclusions and Internal Audit quality standardsBuild strong working relationships with process owners and stakeholders while maintaining independence and objectivityPrepare and maintain high‑quality documentation and workpapers in accordance with Internal Audit methodology and documentation standardsSupport SOX activities, including testing of higher‑risk controls, while gaining exposure to broader financial and operational audits (including integrated audits where applicable)Participate in special projects and continuous improvement initiatives (e.g., templates, automation, analytics use cases) that enhance audit efficiency and consistencyProvide informal guidance to less experienced staff (e.g., walkthrough support, testing approach, documentation quality) and escalate risks/issues to Audit Management in a timely mannerWho You AreYou are a critical thinker with the ability to understand business processes and articulate risks clearly and practically. You thrive in a dynamic environment, learning through hands-on audit experience. Your curiosity, adaptability, and self-motivation drive you to expand your technical and business knowledge. You collaborate effectively with audit team members and business stakeholders, fostering str...